How to memorize OSI layer?

I got it from Dr. Syarifah Hafizah who teaches us Computer Network.

– Credit to her

OSI layer consist of:

Application
Presentation
Session
Transport
Network
Data
Physical

The formula is:

“Please Do Not Trust Sales Person Anymore”

To understand this formula let see the above illustration:

P-lease D-o N-ot T-rust S-ales P-erson A-nymore
P-hysical D-ata N-etwork T-ransport S-ession P-resentation A-pplication

Both have the same PDNTSPA right? That it is. Here you go. Well done.